Merge pull request #332 from jklaise/python-local-deps

Enable support for using local Python binaries when wrapping components

docs/wrappers/python.md

@@ -174,6 +174,17 @@ Set either to 0 or 1. Default is 0. If set to 1 then your model will be saved pe
 
 # Advanced Usage
 
+## Local Python Dependencies
+```from version 0.5-SNAPSHOT```
+
+To use a private repository for installing Python dependencies use the following build command:
+
+```bash
+s2i build -i <python-wheel-folder>:/whl <src-folder> seldonio/seldon-core-s2i-python2:0.5-SNAPSHOT <my-image-name>
+```
+
+This command will look for local Python wheels in the ```<python-wheel-folder>``` and use these before searching PyPI.
+
 ## Custom Metrics
 ```from version 0.3```
 

wrappers/s2i/python/s2i/bin/assemble

@@ -52,9 +52,9 @@ cp -Rf /tmp/src/. ./
 
 if [[ -f requirements.txt ]]; then
   echo "---> Installing dependencies ..."
-  pip install -r requirements.txt
+  pip install --find-links /whl -r requirements.txt
 elif [[ -f setup.py ]]; then
   echo "---> Installing application ..."
-  python setup.py develop
+  pip install --find-links /whl -e .
 fi